Sleep Mode

You can specify the settings for sleep mode using the following procedures.
"Setting the Printer to Sleep Mode"
"Types of Sleep Mode"
"Releasing Sleep Mode"
IMPORTANT
Power consumption when the power is OFF
Even if the printer is turned OFF, power is still consumed slightly while the power plug is inserted in the AC power outlet.
To stop the power consumption completely, unplug the power plug from the AC power outlet.

Setting the Printer to Sleep Mode

There are the following four methods for setting the printer to Sleep Mode.
Setting the printer to Sleep Mode automatically when it is not operating
Specify the time interval until the printer enters Sleep Mode in [Auto Sleep Time].
You can specify the time interval between [5 minutes] and [180 minutes]. The default is [5 minutes].
We recommend that you use this option in the default setting.
Setting the printer to Sleep Mode using the printer's control panel
Press [  ] (Energy Saver) on the printer's control panel.
Setting the printer to Sleep Mode from a network computer
Select [Sleep] from [Settings/Registration] on the Remote UI → [Output/Control] → [Device Control], and then click [Execute].
Setting the printer to Sleep Mode on the designated time every day
Set the [Sleep Mode Timer] under [Timer Settings] to [On], and then set the time when it automatically goes in the Sleep Mode in [Sleep Mode Time].
If the above operations or settings are performed, and the entering conditions described in "Types of Sleep Mode" are fulfilled, the printer enters Sleep Mode.

Types of Sleep Mode

There are the following three types of Sleep Mode, and they vary in the entering conditions.
Types of Sleep Mode
Settings for [Sleep Mode] Which the Printer Can Enter
Entering Conditions
[Off]
[Low (Panel Sleep)]
[Mid (Printer Sleep)]
[High (Deep Sleep)]
Sleep Mode 1
(Panel Sleep mode)
Power saving effect: Small
Panel operation has not been performed.
No data has been sent from the computer.
The printer is not starting up.
A shutdown is not being performed.
[Sleep Even if Error] is set to [On].
Sleep Mode 2
(Printer Sleep mode)
Power saving effect: Middle
The conditions to enter Sleep Mode 1 are fulfilled.
There is no job on the print queue.
A service call is not occurring.
A paper jam is not occurring.
No cover is open.
The toner cartridge is installed.
A toner cartridge has not reached the end of its life.
The printer is not cooling down. (The cooling fan stops.)
The printer takes up to about 5 minutes to fully cool down.
It is not accessing USB memory.
Sleep Mode 3
(Deep Sleep mode)
Power saving effect: Large
The conditions to enter Sleep Mode 2 are fulfilled.
NOTE
To check which Sleep Mode the printer has entered
You can check Sleep Mode using indicators on the control panel.
Sleep Mode 1 or 2
The Ready indicator and Main Power indicator come on.
However, the following indicator may come on.
Message Indicator
Comes on if the printer enters Sleep Mode when it is offline.
Sleep Mode 3
The Ready indicator goes off and the Main Power indicator comes on.
To configure the printer so that it does not enter Sleep Mode when an error occurs
Set [Sleep Even if Error] to [Off].
When using a utility software related to network
When you are using some type of utility software related to network and you set Sleep Mode to [High (Deep Sleep)], communications may fail. When using such type of utility software, please release Sleep Mode.

Releasing Sleep Mode

The following are the methods to release Sleep Mode.
Releasing Sleep Mode using the printer's control panel
Press the key on the printer's control panel.
If the printer has entered Sleep Mode 3, you can release the mode when [  ] (Energy Saver) is pressed.
Releasing Sleep Mode on the designated time every day
Set the [Wake Up Timer] under [Timer Settings] to [On], and set the time when it automatically cancels the Sleep Mode in [Wake Up Time].
Releasing Sleep Mode from a computer
Send data to the printer.
Perform the following in the Remote UI.
Perform the operations in the [Output/Control] menu under [Settings/Registration]
Display and set the [User Maintenance Menu] page in the [Preferences] menu under [Settings/Registration]
NOTE
Sleep Mode is released also in the following cases.
When an error is occurring
Sleep Mode 1 and 2 are released also when an error is occurring. However, Sleep Mode 2 may not be released depending on the error type.
When connecting a network cable
The printer enters Sleep Mode 2 from Sleep Mode 3.
When the printer is connected to a network or receives the unicast packet
Sleep Mode 3 is released.
When devices on a network are searched from application software or utility software
Sleep Mode 3 is released.
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